Matrix Biolage Hydratherapie Ultra-Hydrating Shampoo 16.9oz is for Nourishes thick, coarse hair. Cares for color-treated hair. Biolage Ultra-Hydrating Shampoo gently cleanses and moisturizes very dry, thick, coarse hair. Formulated with nurturing silk amino acid to help smooth and control unwanted volume, resulting in intensely soft, rich and sumptuous hair. Biolage Hydratherapie enriches dry hair with essential moisture, manageability and softness. Formulas with algae, sage, wheat germ or aloe vera botanicals help nourish and restore hair's health and moisture balance, revealing its natural softness, shine and radiance.